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Bonewit #15

Introduction to the Clinical Laboratory - Ayana Robinson

Automated method A method of labrotory in which the series of steps in the test method is perfomred with an automated analyzer.
Fasting Abstaining from food or fluids (except water) for a specified amount of time before the collection of a specimen.
Homeostasis The state in which the body systems are functioning noramlly, and the internal environment of the body is equilibrium; the body is in a healthy state.
In vivo Occuring in the living bpdy or organism.
Laboratory test The clinical analysis and study of materials, fluids, or tissues obtained from patients to assist in dianosis and treatment of disease.
Manual method A method of labrotory testing in which the series of steps in the test method is performed by hand.
Plasma The liquid part of the blood, consisting of a clear, yellowish fluid that comprises approximately 55% of the total blood volume.
Profile Numerous laboratory test provididng related or complenmentary information used to determine the health status of a patient.
Quality controll The application of methods to insure that test results are reliable andvalid and that errors are detected and eliminated.
Rotuine test A laboratory test performed routinely on apparently healthy patients to assist the early detection of disease.
Serum The clear, straw colored part of the blood (plasma) that remains after the solid elements and the clotting factor fibrinogen have been separated out of it.
Specimen A small sample of something taken to show the nature of the whole.
Analyte A substance that is being identified or measured in a labrotory report.
Calibration A mechanism to check the percision & accuracy of a test system, such as an automated analyzer, to determine if the system is providing accurate results; typically performed using a device call a standard.
Clincal diagnosis A tentative diagnosis of a patient's condition obtained through evaluation of the health history & the PE, without the benefit of laboratory or diagnostic tests.
Control A solution that is used to monitor a test system to ensure the reliability & accuracy of test results.
Nonwaived test A complex lab test that does not meet the CLIA criteria for waiver & is subjected to the CLIA regulations
Product insert A printed document supplied by the manufacturer with a laboratory test product that contains information on the proper storage & use of the product.
Qualitative test A test that indicates wherther or not a substance is present in the specimen being tested & also provides an approxmiate indicatioion of the amount of the substance.
Quantitave test A test that indicates the exact amount of a chemical substance that is present in the body, with the results being reported in measurable units.
Reagent A substance that produces a reaction with a patient specimen that allows detection of measurement of the substance by the test system.
Reference range A certain established & acceptable parameter or reference range within wich the laboratory test results of a healthy individual are expected to fall (aka reference value and reference interval)
Test system A setup that includes all of the test compenents required to perform a laboratory test such as testing devices, controls & testing reagents.
Waived test Alaboratory test that meet the CLIA criteria for being a simple prcedure that is easy to perform & has a low risk of erroneous test results; these have been FDAapproved for home use.
Created by: ayanarobinson